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<a href="imageIO_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * copy of this software and associated documentation files (the &quot;Software&quot;),</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * to deal in the Software without restriction, including without limitation</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * the rights to use, copy, modify, merge, publish, distribute, sublicense,</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * and/or sell copies of the Software, and to permit persons to whom the</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * Software is furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * all copies or substantial portions of the Software.</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * DEALINGS IN THE SOFTWARE.</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160; </div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#ifndef __IMAGE_IO_H_</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#define __IMAGE_IO_H_</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cudaUtility_8h.html">cudaUtility.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="imageFormat_8h.html">imageFormat.h</a>&quot;</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="group__image.html#ga27eecc15662ad22366515de5cc054342">   60</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keywordtype">bool</span> <a class="code" href="group__image.html#ga27eecc15662ad22366515de5cc054342">loadImage</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, T** ptr, <span class="keywordtype">int</span>* width, <span class="keywordtype">int</span>* height )           { <span class="keywordflow">return</span> <a class="code" href="group__image.html#ga27eecc15662ad22366515de5cc054342">loadImage</a>(filename, (<span class="keywordtype">void</span>**)ptr, width, height, imageFormatFromType&lt;T&gt;()); }</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        </div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group__image.html#ga27eecc15662ad22366515de5cc054342">loadImage</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, <span class="keywordtype">void</span>** output, <span class="keywordtype">int</span>* width, <span class="keywordtype">int</span>* height, <a class="code" href="group__imageFormat.html#ga931c48e08f361637d093355d64583406">imageFormat</a> format );</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group__image.html#gad9ee4cb1bfdf4efe01e2971b93118972">loadImageRGBA</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, float4** ptr, <span class="keywordtype">int</span>* width, <span class="keywordtype">int</span>* height );</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group__image.html#gad9ee4cb1bfdf4efe01e2971b93118972">loadImageRGBA</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, float4** cpu, float4** gpu, <span class="keywordtype">int</span>* width, <span class="keywordtype">int</span>* height );</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="group__image.html#ga54f40bb94c9d78d639a20e5ac1e21669">  137</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt; <span class="keywordtype">bool</span> <a class="code" href="group__image.html#ga54f40bb94c9d78d639a20e5ac1e21669">saveImage</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, T* ptr, <span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height,</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                                                          <span class="keywordtype">int</span> quality=95, <span class="keyword">const</span> float2&amp; pixel_range=<a class="code" href="cudaMath_8h.html#ae157a97cf7d77e6a05db0e0d22b85fb7">make_float2</a>(0,255) )                { <span class="keywordflow">return</span> <a class="code" href="group__image.html#ga54f40bb94c9d78d639a20e5ac1e21669">saveImage</a>(filename, (<span class="keywordtype">void</span>*)ptr, width, height, imageFormatFromType&lt;T&gt;(), quality, pixel_range); }</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        </div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group__image.html#ga54f40bb94c9d78d639a20e5ac1e21669">saveImage</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, <span class="keywordtype">void</span>* ptr, <span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height, <a class="code" href="group__imageFormat.html#ga931c48e08f361637d093355d64583406">imageFormat</a> format,</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                         <span class="keywordtype">int</span> quality=95, <span class="keyword">const</span> float2&amp; pixel_range=<a class="code" href="cudaMath_8h.html#ae157a97cf7d77e6a05db0e0d22b85fb7">make_float2</a>(0,255) );</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group__image.html#ga346b074e328e57539775110ab92bdd7e">saveImageRGBA</a>( <span class="keyword">const</span> <span class="keywordtype">char</span>* filename, float4* ptr, <span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height, <span class="keywordtype">float</span> max_pixel=255.0f, <span class="keywordtype">int</span> quality=100 );</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="imageIO_8h.html#a013427bb9c01d39613c792758042f556">  181</a></span>&#160;<span class="preprocessor">#define LOG_IMAGE &quot;[image] &quot;</span></div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div><div class="ttc" id="cudaMath_8h_html_ae157a97cf7d77e6a05db0e0d22b85fb7"><div class="ttname"><a href="cudaMath_8h.html#ae157a97cf7d77e6a05db0e0d22b85fb7">make_float2</a></div><div class="ttdeci">__host__ __device__ float2 make_float2(float s)</div><div class="ttdef"><b>Definition:</b> cudaMath.h:81</div></div>
<div class="ttc" id="group__image_html_ga54f40bb94c9d78d639a20e5ac1e21669"><div class="ttname"><a href="group__image.html#ga54f40bb94c9d78d639a20e5ac1e21669">saveImage</a></div><div class="ttdeci">bool saveImage(const char *filename, T *ptr, int width, int height, int quality=95, const float2 &amp;pixel_range=make_float2(0, 255))</div><div class="ttdoc">Save an image in CPU/GPU shared memory to disk. </div><div class="ttdef"><b>Definition:</b> imageIO.h:137</div></div>
<div class="ttc" id="group__image_html_gad9ee4cb1bfdf4efe01e2971b93118972"><div class="ttname"><a href="group__image.html#gad9ee4cb1bfdf4efe01e2971b93118972">loadImageRGBA</a></div><div class="ttdeci">bool loadImageRGBA(const char *filename, float4 **ptr, int *width, int *height)</div><div class="ttdoc">Load a color image from disk into CUDA memory with alpha, in float4 RGBA format with pixel values 0-2...</div></div>
<div class="ttc" id="group__image_html_ga346b074e328e57539775110ab92bdd7e"><div class="ttname"><a href="group__image.html#ga346b074e328e57539775110ab92bdd7e">saveImageRGBA</a></div><div class="ttdeci">bool saveImageRGBA(const char *filename, float4 *ptr, int width, int height, float max_pixel=255.0f, int quality=100)</div><div class="ttdoc">Save a float4 image in CPU/GPU shared memory to disk. </div></div>
<div class="ttc" id="imageFormat_8h_html"><div class="ttname"><a href="imageFormat_8h.html">imageFormat.h</a></div></div>
<div class="ttc" id="group__image_html_ga27eecc15662ad22366515de5cc054342"><div class="ttname"><a href="group__image.html#ga27eecc15662ad22366515de5cc054342">loadImage</a></div><div class="ttdeci">bool loadImage(const char *filename, T **ptr, int *width, int *height)</div><div class="ttdoc">Load a color image from disk into CUDA memory, in uchar3/uchar4/float3/float4 formats with pixel valu...</div><div class="ttdef"><b>Definition:</b> imageIO.h:60</div></div>
<div class="ttc" id="group__imageFormat_html_ga931c48e08f361637d093355d64583406"><div class="ttname"><a href="group__imageFormat.html#ga931c48e08f361637d093355d64583406">imageFormat</a></div><div class="ttdeci">imageFormat</div><div class="ttdoc">The imageFormat enum is used to identify the pixel format and colorspace of an image. </div><div class="ttdef"><b>Definition:</b> imageFormat.h:49</div></div>
<div class="ttc" id="cudaUtility_8h_html"><div class="ttname"><a href="cudaUtility_8h.html">cudaUtility.h</a></div></div>
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